diff --git a/Builds/CMake/CMakeFuncs.cmake b/Builds/CMake/CMakeFuncs.cmake
index 0fac94ff09..dbef6111c7 100644
--- a/Builds/CMake/CMakeFuncs.cmake
+++ b/Builds/CMake/CMakeFuncs.cmake
@@ -606,7 +606,7 @@ macro(setup_build_boilerplate)
 
   if (NOT WIN32)
     add_definitions(-D_FILE_OFFSET_BITS=64)
-    append_flags(CMAKE_CXX_FLAGS -frtti -std=c++14 -Wno-invalid-offsetof
+    append_flags(CMAKE_CXX_FLAGS -frtti -std=c++14 -Wno-invalid-offsetof -Wdeprecated
       -DBOOST_COROUTINE_NO_DEPRECATION_WARNING -DBOOST_COROUTINES_NO_DEPRECATION_WARNING)
     add_compile_options(-Wall -Wno-sign-compare -Wno-char-subscripts -Wno-format
       -Wno-unused-local-typedefs -g)
@@ -634,7 +634,7 @@ macro(setup_build_boilerplate)
     if (APPLE)
       add_definitions(-DBEAST_COMPILE_OBJECTIVE_CPP=1)
       add_compile_options(
-        -Wno-deprecated -Wno-deprecated-declarations -Wno-unused-function)
+        -Wno-deprecated-declarations -Wno-unused-function)
     endif()
 
     if (is_gcc)